*At 09:43 a.m. ET, the Toronto Stock Exchange's S&P/TSX Composite index was up 21.52 points, or 0.13%, at 16,703.44. *Also boosting the sector was firming gold prices after a 2% fall in the previous session as the outcome of U.S.- China trade talks looked uncertain again. *Investors are also looking for more clues on further developments in the U.S.- China trade...Read full news